48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
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// Copyright 2015 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package marathon
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import (
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"encoding/json"
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"io/ioutil"
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"net/http"
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)
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// AppListClient defines a function that can be used to get an application list from marathon.
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type AppListClient func(url string) (*AppList, error)
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// FetchMarathonApps requests a list of applications from a marathon server.
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func FetchMarathonApps(url string) (*AppList, error) {
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resp, err := http.Get(url)
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if err != nil {
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return nil, err
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}
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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return parseAppJSON(body)
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}
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func parseAppJSON(body []byte) (*AppList, error) {
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apps := &AppList{}
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err := json.Unmarshal(body, apps)
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if err != nil {
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return nil, err
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}
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return apps, nil
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}
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